PoE Synchronous Flyback Transformer ELECTRONICS INC. EPC3410G-LF • Designed to work with LT42691 Chip • Storage Temperature : -40°C to +125°C • Operating Temperature : -40°C to +85°C • Small Size and Cost Effective • Max. Duty Cycle : 42% • Lead Free Electrical Parameters @ 25° C Primary OCL (µH ± 10%) Input Voltage (Vdc) Secondary Output Auxiliary Output @ 100 KHz, 1.0 Vrms 37 36-57 12 (2 A) 12 (200 mA) Pins 3-5 Pins 3-5 Pins 10-6 Pins 1-2 Leakage Inductance (µH Max.) Turns Ratio DCR (Ω Max.) @ 100 KHz, 1.0 Vrms 0.30 Aux : Pri : Sec. Pri. Sec. Aux. 1:1.8:0.9 0.085 0.030 0.09 Pins 3-5 with others shorted Pins1-2:3-5:10-6 Pins 3-5 Pins 10-6 Pins 1-2 • Isolation : 1500 Vrms (Wdg-Wdg, Wdgs. to Core) • Package 0.550 Max. (13.97) 6 0.550 Max. (13.97) 0.090 (2.29) 10 PCA EPC3410G -LF D.C. 5 Schematic 0.050 (1.27) 0.715 (18.16) Pad Layout 1 0.028 (0.711) 0.098 (2.49) 0.098 (2.49) 0.485 Max. (12.32) 0.005/0.015 (0.127/0.381) 0°-8° 1 Aux. 2 Component Placement Outline 0.740 x 0.550 (18.80 x 13.97) 3 Pri. 5 10 Sec. 6 0.008/0.012 (0.203/0.305) 0.031 (0.787) 0.695 Max. (17.65) Notes : EPC3410G-LF 1. Lead Finish Hot Dipped Sn or SnCu 2. Peak Solder Rating 245°C 3. Weight 5.6 grams 4. Packaging Information Tube : Tape & Reel : 40 pieces/tube 400 pieces/13” reel Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSC3410G-LF Rev.4 9/2/09 JDG TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com